Oxygen

Oxygen: physical properties

Temperatures

• Melting point: 54.8 [or -218.3 °C (-360.9 °F)] K
• Boiling point: 90.2 [or -182.9 °C (-297.2 °F)] K (liquid range: 35.4  K
• Critical temperature: 154.6 [or -118.5 °C (-181.3 °F)] K
• Superconduction temperature: no data  K

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Expansion and conduction properties

• Thermal conductivity: 0.02658  W m^-1 K^-1
• Coefficient of linear thermal expansion: no data  x 10^-6 K^-1

Bulk properties

• Density of solid: no data  kg m^-3
• Molar volume: 17.36  cm³
• Velocity of sound: 317.5  m s^-1

Elastic properties

• Youngs modulus: no data  GPa
• Rigidity modulus: no data  GPa
• Bulk modulus: no data  GPa
• Poissons ratio: no data  (no units)

Hardnesses

• Mineral hardness: no data  (no units)
• Brinell hardness: no data  MN m^-2
• Vickers hardness: no data  MN m^-2

Electrical properties

• Electrical resistivity: no data  10^-8 Ω m; or mΩ cm

Optical properties

• Reflectivity: no data  %
• Refractive index: 1.000271 (gas; liquid 1.221) (no units)

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Oxygen	Oxygène
Sauerstoff	Zuurstof
Ossigeno	Oxi´geno
Syre	Oxigênio